I have been intrigued by the fact that an aparently healthy device doesn't behave in the same way, in your two experiments. It makes me wonder about the batteries: the software and hardware should be doing the same things initially, in both experiments. The batteries could be just a little more dead in the silent experiment. Dave Myer Boston Neurofeedback At 09:33 PM 2/9/03 +0100, you wrote: > >There are now15 members on the list. Looking forward to questions so > >we can build up an FAQ. > > > >Joe > > >Hi Joe, > >I guess you were waiting for my question regarding the HomeTrainer! > >Ok then, what does it mean when I do not register anything on the screen? >I tried on two different computers. One registered a bit of noise, but the >other >was completely quiet. Everything seemed to be hooked up properly - at least >as I have done previously. I even checked the batteries which seemed to be >fine. > >You can add to the question since you were there and saw the problem with >your own eyes! > >Jonelle